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  <a name="ActiveDirectory-00017"></a><a name="ActiveDirectory-00017"></a>
  <h1 class="topictitle1">步骤5：执行备份</h1>
  <div>
   <p>执行备份前将需要保护的资源关联到指定SLA，系统将对这些资源按照SLA进行保护，并根据SLA周期性执行备份任务。如需立即执行一次备份任务时，可以通过手动备份实现。</p>
   <div class="section">
    <h4 class="sectiontitle">背景信息</h4>
    <ul>
     <li>手动备份时，SLA中定义的参数（<span class="uicontrol">“<span>失败后自动重试</span>”</span>除外），如<span class="uicontrol">“<span>限速策略</span>”</span>会应用到手动备份任务中。</li>
     <li>手动备份产生的副本保留时长按照SLA中的定义进行保留。</li>
     <li>如果SLA中定义了复制策略，则执行手动备份时，<span>本产品</span>会按照SLA的定义执行一次复制。</li>
    </ul>
   </div>
   <div class="section">
    <h4 class="sectiontitle">前提条件</h4>
    <p>备份前，请确保Active Directory服务正常运行。</p>
   </div>
   <div class="section">
    <h4 class="sectiontitle">操作步骤</h4>
    <ol>
     <li><span>选择<span class="uicontrol" id="ActiveDirectory-00017__zh-cn_topic_0000001839142377_uicontrol676612011546">“<span id="ActiveDirectory-00017__zh-cn_topic_0000001839142377_text1876611013540">保护</span> &gt; 应用 &gt; Active Directory”</span>。</span></li>
     <li><span>选择需要保护的Active Directory域控制器，单击<span class="uicontrol">“<span>保护</span>”</span>。</span><p></p><p>您也可以勾选多个Active Directory域控制器进行批量保护。</p> <p></p></li>
     <li><span>选择SLA。</span><p></p><p>您也可以单击<span class="uicontrol">“<span>创建</span>”</span>，创建新的SLA。</p> <p></p></li>
     <li><span>配置高级参数。</span><p></p>
      <div class="p">
       相关参数说明如<a href="#ActiveDirectory-00017__zh-cn_topic_0000001349147581_zh-cn_topic_0000001263775382_table354613271506">表1</a>所示。 
       <div class="tablenoborder">
        <a name="ActiveDirectory-00017__zh-cn_topic_0000001349147581_zh-cn_topic_0000001263775382_table354613271506"></a><a name="zh-cn_topic_0000001349147581_zh-cn_topic_0000001263775382_table354613271506"></a>
        <table cellpadding="4" cellspacing="0" summary="" id="ActiveDirectory-00017__zh-cn_topic_0000001349147581_zh-cn_topic_0000001263775382_table354613271506" frame="border" border="1" rules="all">
         <caption>
          <b>表1 </b>资源保护高级参数说明
         </caption>
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          <col style="width:23.400000000000002%">
          <col style="width:76.6%">
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           <th align="left" class="cellrowborder" valign="top" width="23.400000000000002%" id="mcps1.3.4.2.4.2.1.2.2.3.1.1"><p>参数</p></th>
           <th align="left" class="cellrowborder" valign="top" width="76.6%" id="mcps1.3.4.2.4.2.1.2.2.3.1.2"><p>说明</p></th>
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           <td class="cellrowborder" valign="top" width="23.400000000000002%" headers="mcps1.3.4.2.4.2.1.2.2.3.1.1 "><p>对象级备份</p></td>
           <td class="cellrowborder" valign="top" width="76.6%" headers="mcps1.3.4.2.4.2.1.2.2.3.1.2 "><p>默认开启。开启后生成的备份副本支持对象级恢复。</p></td>
          </tr>
         </tbody>
        </table>
       </div>
      </div> <p></p></li>
     <li><span>单击<span class="uicontrol" id="ActiveDirectory-00017__zh-cn_topic_0000001964713008_zh-cn_topic_0000001656691397_uicontrol471113581111">“确定”</span>。</span><p></p><p id="ActiveDirectory-00017__zh-cn_topic_0000001964713008_zh-cn_topic_0000001656691397_p25041111535">如果当前系统时间已晚于SLA首次备份的开始时间，可以在弹出的对话框中选择立即执行手动备份或者根据SLA中设置的备份策略周期性自动执行备份。</p> <p></p></li>
     <li><strong>可选：</strong><span>执行手动备份。</span><p></p><p>当需要立即执行一次备份任务时，可以执行以下操作进行手动备份。否则，可跳过本步骤。</p>
      <ol type="a">
       <li>在需要备份的Active Directory域控制器所在行单击<span class="uicontrol">“<span>更多</span> &gt; <span>手动备份</span>”</span>。
        <div class="note">
         <img src="public_sys-resources/note_3.0-zh-cn.png"><span class="notetitle"> </span>
         <div class="notebody">
          <p>支持选择多个Active Directory域控制器批量进行手动备份。勾选多个Active Directory域控制器，在页面左上角选择<span class="uicontrol">“<span>更多</span> &gt; <span>手动备份</span>”</span>。</p>
         </div>
        </div></li>
       <li>设置手动备份产生的副本名称。<p id="ActiveDirectory-00017__zh-cn_topic_0000001792503838_p444210492470">如果您不设置，系统默认设置副本名称为：backup_时间戳。</p></li>
       <li>选择保护策略：<span>全量备份</span>。
        <div class="note">
         <img src="public_sys-resources/note_3.0-zh-cn.png"><span class="notetitle"> </span>
         <div class="notebody">
          <p id="ActiveDirectory-00017__zh-cn_topic_0000001964713008_p13522118194919"><span id="ActiveDirectory-00017__zh-cn_topic_0000001964713008_ph19374310343">对于1.6.0及后续版本，如果选择的保护策略与关联的SLA中配置的保护策略不一致，则WORM配置不生效。</span></p>
         </div>
        </div></li>
       <li>单击<span class="uicontrol">“确定”</span>。</li>
      </ol> <p></p></li>
    </ol>
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     <strong>父主题：</strong> <a href="ActiveDirectory-00010.html">备份Active Directory</a>
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